This document provides an introduction to social media, including common platforms like Twitter, Instagram, and Facebook. It outlines the session goals of explaining reasons for using social media, features of different platforms, requirements, types of social media, which platform may be best for different uses, what social media clubs should utilize, potential downsides ("dark side") of platforms, remedies for issues, and where to learn more about using social media. Key points covered include connecting with others, sharing information cost-effectively, user profiles/feeds, internet/device requirements, profile pages vs photo albums vs other content, and legal protections versus individual vigilance.